What is CVE-2022-40472?

CVE-2022-40472 is a high-severity vulnerability in Zktec Zkbio Time, classified under Improper Neutralization of Formula Elements in a CSV File. CVSS score: 8.0/10. Published 2022-09-29.

How severe is CVE-2022-40472?

High severity. CVSS v3 base score is 8.0 out of 10.

Vulnerability in Zktec Zkbio Time

CVE-2022-40472

ZKTeco Xiamen Information Technology ZKBio Time 8.0.7 Build: 20220721.14829 was discovered to contain a CSV injection vulnerability. This vulnerability allows attackers to execute arbitrary code via a crafted payload injected into the Content text field of the Add New Message module.

Published 2022-09-29 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.011 (64.9th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.011 · change: +0.002

Affected products

Zktec Zkbio Time — versions 8.0.7

Weakness classification (CWE)

CWE-1236 — Improper Neutralization of Formula Elements in a CSV File

References

the-it-wonders.blogspot.com/2022/09/zkbio-time-csv-injection.html (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-40472?: CVE-2022-40472 is a high-severity vulnerability in Zktec Zkbio Time, classified under Improper Neutralization of Formula Elements in a CSV File. CVSS score: 8.0/10. Published 2022-09-29.
How severe is CVE-2022-40472?: High severity. CVSS v3 base score is 8.0 out of 10.